#pragma once
#include <windows.h>
#include <stdio.h>
#include <fcntl.h>
#include <io.h>
#include <iostream>
#include <fstream>
using namespace std;


void RedirectIOToConsole()
{

	// maximum mumber of lines the output console should have
	static const WORD MAX_CONSOLE_LINES = 500;

	BOOL bRet = FALSE;

	// allocate a console for this app
	{
		bRet = AllocConsole();
	}

	if (FALSE != bRet)
	{
		// set the screen buffer to be big enough to let us scroll text
		{
			HANDLE hStdOut = GetStdHandle(STD_OUTPUT_HANDLE);

			CONSOLE_SCREEN_BUFFER_INFO coninfo;
			GetConsoleScreenBufferInfo(hStdOut, &coninfo);

			coninfo.dwSize.Y = MAX_CONSOLE_LINES;

			SetConsoleScreenBufferSize(hStdOut, coninfo.dwSize);
		}

		// redirect unbuffered STDOUT to the console
		{
			long lStdHandle = (long)GetStdHandle(STD_OUTPUT_HANDLE);

			int hConHandle = _open_osfhandle(lStdHandle, _O_TEXT);

			FILE* fp = _fdopen(hConHandle, "w");

			*stdout = *fp;

			setvbuf(stdout, NULL, _IONBF, 0);
		}

		// redirect unbuffered STDIN to the console
		{
			long lStdHandle = (long)GetStdHandle(STD_INPUT_HANDLE);

			int hConHandle = _open_osfhandle(lStdHandle, _O_TEXT);

			FILE* fp = _fdopen(hConHandle, "r");

			*stdin = *fp;

			setvbuf(stdin, NULL, _IONBF, 0);
		}

		// redirect unbuffered STDERR to the console
		{
			long lStdHandle = (long)GetStdHandle(STD_ERROR_HANDLE);

			int hConHandle = _open_osfhandle(lStdHandle, _O_TEXT);

			FILE* fp = _fdopen(hConHandle, "w");

			*stderr = *fp;

			setvbuf(stderr, NULL, _IONBF, 0);
		}

		// make cout, wcout, cin, wcin, wcerr, cerr, wclog and clog 
		// point to console as well
		{
			ios::sync_with_stdio();
		}
	}
}
//End of File/

